Ключевые слова: adult, antibiotic, arm, asian, care, clinic, closeup, collection, disease, doctor, dose, drawing, drug, epidemic, equipment, flu, hand, health, health care, healthcare, healthy, hospital, illness, immunity, immunization, infection, injecting, injection, lab, laboratory, medical, medication, medicine, narcotic, needle, nurse, pandemic, patient, protection, research, science, syringe, test, therapy, treatment, vaccination, vaccine, virus,